54482440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 127008000

約数和(自身を除く): 72525560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 139, 164, 205, 239, 278, 328, 410, 478, 556, 695, 820, 956, 1112, 1195, 1390, 1640, 1912, 2390, 2780, 4780, 5560, 5699, 9560, 9799, 11398, 19598, 22796, 28495, 33221, 39196, 45592, 48995, 56990, 66442, 78392, 97990, 113980, 132884, 166105, 195980, 227960, 265768, 332210, 391960, 664420, 1328840, 1362061, 2724122, 5448244, 6810305, 10896488, 13620610, 27241220, 54482440]

約数ペア:

[(1, 54482440), (2, 27241220), (4, 13620610), (5, 10896488), (8, 6810305), (10, 5448244), (20, 2724122), (40, 1362061), (41, 1328840), (82, 664420), (139, 391960), (164, 332210), (205, 265768), (239, 227960), (278, 195980), (328, 166105), (410, 132884), (478, 113980), (556, 97990), (695, 78392), (820, 66442), (956, 56990), (1112, 48995), (1195, 45592), (1390, 39196), (1640, 33221), (1912, 28495), (2390, 22796), (2780, 19598), (4780, 11398), (5560, 9799), (5699, 9560)]